Ariston GENUS 30 Plus Installation And Servicing Instructions page 44

18.3 Access to the Control System
18.3.1 Removing the main P.C.B.
1. Isolate electricity and carry out step 18.2.1 ;
2. Open the control box by pushing on the 2 right clips "B" (see
Fig. 18.6 ) ;
3. Push on the pressure gauge to disengage it (see Fig. 18.7) ;
4. Disconnect all the connectors on the P.C.B. ;
5. Remove the T20 screw in the middle of the P.C.B. , then
pull the card toward you (see Fig.18.8 and Fig 18.9) ;
6. Reassemble in reverse order.
44
B
Fig. 18.6
Fig. 18.7
Fig. 18.8
Fig. 18.9
18.3.2 Removing the display P.C.B.
1. Isolate electricity;
2. Carry out step 18.2.1;
3. Open the control box (see Fig. 18.6);
4. Remove the three control knobs (see Fig.18.10 &
18.11);
5. Remove the display card connector on the main P.C.B.
(see Fig.18.12);
6. Remove the five T20 screws on the P.C.B., then pull the
card toward you (see Fig.18.13);
7. Reassemble in reverse order.
Fig. 18.10
Fig. 18.11
Fig. 18.12
Fig. 18.13